Twitter is facing a lawsuit from CMG Worldwide, which manages the commercial estates of several dead celebrities including Marilyn Monroe, and oversees Dean’s licensing rights. The company argues that neither Twitter nor the person behind @JamesDean “currently have nor have ever had express or implied permission … to commercially exploit the Dean Intellectual Property.”

Twitter has an impersonation policy that says “accounts portraying another person in a confusing or deceptive manner may be permanently suspended.”

The user behind the rebellious account questioned the merit of the suit in a tweet. “So CMG is ‘suing John Doe defendant in an attempt to punish the Twitter user responsible for setting up the account?'” @JamesDean wrote.

But @JamesDean isn’t alone. Here are a handful of posthumous Twitter handles posing as notable names.